a3ecfb3b899a268e3ed863da137a1239_JaffaCakes118 | Triage

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General

Target

a3ecfb3b899a268e3ed863da137a1239_JaffaCakes118
Size

14KB
MD5

a3ecfb3b899a268e3ed863da137a1239
SHA1

af6e69d86560066accf95f921d88fe49ef334090
SHA256

aa3c9d8f2cd1a63f666ec099c48de27022e5e9a03503d3c32313c7eb23ef8936
SHA512

1f47d6d800f799e6bc75e279f37a4993354d9fd7892d57767388beff39dde7495398b8dadf106737a49047e605fe556a1d488b3a8c2818539679cda20168fa61
SSDEEP

192:Y1TR4BIiMvUokBgeTkIG4LWwtkZbI9aFeGzeYgQs9F4GJ0+4PYTQ9y2COO2Trhc:wZpHeIIbcZJFeexsEt+4UQ3zHrC

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

resource	yara_rule
sample	upx

Unsigned PE 2 IoCs

Checks for missing Authenticode signature.

resource
a3ecfb3b899a268e3ed863da137a1239_JaffaCakes118
unpack001/out.upx

Files

a3ecfb3b899a268e3ed863da137a1239_JaffaCakes118
.exe windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

UPX0
Size: - Virtual size: 24KB

IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX1
Size: 13KB - Virtual size: 16KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE

UPX2
Size: 512B - Virtual size: 4KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
out.upx
.exe windows:4 windows x86 arch:x86

Headers

File Characteristics

IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE

Sections

.text
Size: 13KB - Virtual size: 13KB

IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ

.rdata
Size: 2KB - Virtual size: 1KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ

.data
Size: 12KB - Virtual size: 11KB

IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE